edited by Neil Bracht
SAGA Publications, 1999
Buku Teks
McGraw-HillOpen University Press, 2006
Buku Teks
edited by Meredith Minkler
Rutgers University Press, 2018
Buku Teks
Nies, Marry A., author
Elsevier, 2015
Buku Teks
Issel, L. Michele, author
Jones & Bartlett Learning, 2014
Buku Teks